Base | Representation |
---|---|
bin | 101101101010… |
… | …000111100111 |
3 | 211112002101021 |
4 | 231222013213 |
5 | 11031001444 |
6 | 1104312011 |
7 | 203510020 |
oct | 55520747 |
9 | 24462337 |
10 | 11968999 |
11 | 6835539 |
12 | 4012607 |
13 | 2630b63 |
14 | 1837c47 |
15 | 10b6584 |
hex | b6a1e7 |
11968999 has 8 divisors (see below), whose sum is σ = 13710848. Its totient is φ = 10235160.
The previous prime is 11968997. The next prime is 11969011. The reversal of 11968999 is 99986911.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11968999 - 21 = 11968997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11968991) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1654 + ... + 5164.
It is an arithmetic number, because the mean of its divisors is an integer number (1713856).
Almost surely, 211968999 is an apocalyptic number.
11968999 is a deficient number, since it is larger than the sum of its proper divisors (1741849).
11968999 is an equidigital number, since it uses as much as digits as its factorization.
11968999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4005.
The product of its digits is 314928, while the sum is 52.
The square root of 11968999 is about 3459.6241125301. The cubic root of 11968999 is about 228.7455269015.
The spelling of 11968999 in words is "eleven million, nine hundred sixty-eight thousand, nine hundred ninety-nine".
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